The dogs barked loudly at the mailman.

The controls on the video game are easy to use.

The auxiliaries in this sentence are helping the main verb.

Modal verbs are important for expressing different degrees of possibility.

The helping verbs are important in forming tenses.

The dogs chase the cats.

The birds fly in the sky.

The actions of the players were impressive.

The reporters gathered to discuss the latest news.

There are many defective verbs in the English language.